The Shaft,shouldered, cataloged under National Stock Number 3040-01-151-3758, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Thern Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-151-3758 |
| Primary Part Number | B1047 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Thern Inc |
| Status | ACTIVE |
| Step Quantity | 2 |
| End Similarity | NOT IDENTICAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| B1047 PRIMARY | Thern Inc (USA) |
| D1091 ITEM 26 | Thern Inc (USA) |
NSN 3040-01-151-3758 is a Shaft,shouldered, manufactured by Thern Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-151-3758 has 2 manufacturer part numbers on file: B1047 (Thern Inc), D1091 ITEM 26 (Thern Inc).
1 possible match (shared part number, not a government interchangeability claim): 7025-01-530-4164. Verify interchangeability with system specifications before substitution.
Key specifications for B1047: Step Quantity: 2; End Similarity: NOT IDENTICAL; End Item Identification: 3950-01-045-7155. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.